1. J. V. Helfer a první paroplavba po Eufratu Creator: Sadílek, Tomáš Format: print Type: model:internalpart and TEXT Language: Czech Rights: http://creativecommons.org/licenses/by-nc-sa/4.0/ and policy:public
2. Po stopách Eduarda Glasera v Jemenu Creator: Sadílek, Tomáš Format: print Type: model:internalpart and TEXT Language: Czech Rights: http://creativecommons.org/licenses/by-nc-sa/4.0/ and policy:public